+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-10-10 10:53:16.811 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-10-10 10:53:17.065 1 INFO cinder.rpc [None req-9869605b-38a0-4b74-8d9e-e681e2c2ffb1 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-10-10 10:53:17.068 1 INFO cinder.rpc [None req-9869605b-38a0-4b74-8d9e-e681e2c2ffb1 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-10-10 10:53:17.070 1 INFO cinder.rpc [None req-9869605b-38a0-4b74-8d9e-e681e2c2ffb1 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-10-10 10:53:17.073 1 INFO cinder.rpc [None req-9869605b-38a0-4b74-8d9e-e681e2c2ffb1 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-10-10 10:53:17.075 1 INFO cinder.rpc [None req-9869605b-38a0-4b74-8d9e-e681e2c2ffb1 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-10-10 10:53:17.079 1 INFO cinder.rpc [None req-9869605b-38a0-4b74-8d9e-e681e2c2ffb1 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-10-10 10:53:17.135 1 WARNING oslo_config.cfg [None req-9869605b-38a0-4b74-8d9e-e681e2c2ffb1 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-10-10 10:53:17.136 1 WARNING oslo_config.cfg [None req-9869605b-38a0-4b74-8d9e-e681e2c2ffb1 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-10-10 10:53:17.143 1 INFO cinder.service [-] Starting cinder-backup node (version 26.3.0)
2026-10-10 10:53:17.167 1 INFO cinder.backup.manager [None req-e10debc3-bf0b-429e-932e-d3cf83ab1243 - - - - - -] Cleaning up incomplete backup operations.
2026-10-10 10:53:17.207 1 INFO cinder.keymgr.migration [None req-21d12885-129f-4a13-8dda-2633a9f3cc9d - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.